Home / 27,438.77-37,865.57-14,863.52

Finding the Fourth Proportional to 27,438.77, 37,865.57 and 14,863.52

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Solution

The fourth proportional to 27,438.77, 37,865.57 and 14,863.52 is: 20,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.77 : 37,865.57 = 14,863.52 : x
  2. Step 2: Convert to fraction form
    27,438.77/37,865.57 = 14,863.52/x
  3. Step 3: Cross multiply
    27,438.77x = 37,865.57 × 14,863.52
  4. Step 4: Simplify right side
    27,438.77x = 562,815,657.01
  5. Step 5: Solve for x
    x = 562,815,657.01/27,438.77
  6. Step 6: Final answer
    x = 20,511.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.